When you want to sell depends on your time frame.
Keep in mind that 90% of all btc already been mined so it will only get more rare over time
If your trying to make some quick money if it hit 47k -48k then it over bought so sell
But if you plan to stay in the market at least 5-10 years then...
I use to drink like a fish, but the hangover and the my recovery rate takes me 1-2 days to recover.
Without drinking I you definately feel a lot better, drinking in general, like a beer will have a negative effect on your bodies metabolism for at least a week. Health is wealth, better to ease...